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參數(shù)資料
| 型號： | HFBR-4663 |
| 英文描述： | Single Chip 10BASE-FL Transceiver(單芯片10BASE-FL收發(fā)器) |
| 中文描述： | 單片上10BASE -佛羅里達(dá)州收發(fā)器（單芯片的10 Base -佛羅里達(dá)州收發(fā)器） |
| 文件頁數(shù)： | 4/16頁 |
| 文件大?。?/td> | 211K |
| 代理商： | HFBR-4663 |
4
Parameter
Storage Temperature
Operating Temperature
Lead Soldering Cycle
Temperature
Lead Soldering Cycle Time
Power Supply Voltage Range
Input Voltage Range
Symbol
Min.
-65
0
Max.
+150
70
260
Units
C
C
C
T
S
T
A
10
6.0
6.0
6.0
60
sec
V
V
V
mA
V
CC
Digital Inputs (SQEN, LBDIS)
Tx+, Tx-, V
IN
+, V
IN
-
RRSET, RTSET, JAB, CLSN,
XMT, RCV, LMON
TxOUT
-0.3
-0.3
-0.3
Input Current
Output Current
70
mA
Pin Description (cont.)
Pin
Name
1 5
XMT
Function
Indicates that transmission is taking place. Active low LED driver, open
collector. Event is extended with internal timer for visibility.
1 6
RCV
Indicates that the transceiver is receiving a frame from the optical input. Active
low LED driver, open collector. Event is extended with internal timer for
visibility.
17
V
CC
Tx
TxOUT
+5 V supply for fiber optic LED driver.
18
Fiber optic LED driver output.
19
GND
Ground Reference.
20
GND
Ground Reference.
21
V
DC
An external capacitor on this pin integrates an error signal which nulls the
offset of the input amplifier. If the DC feedback loop is not being used, this pin
should be connected to V
REF
.
A 2.5 V reference with respect to GND.
22
V
REF
V
THADJ
AGND
23
This input pin sets the link monitor threshold.
24
Analog Filtered Ground.
25
V
IN
-
This input pin should be capacitively coupled to the input source or to filtered
AV
CC
. (The input resistance is approximately 1.3 k
.)
This input pin should be capacitively coupled to the input source or to filtered
AV
CC
. (The input resistance is approximately 1.3 k
.)
Analog Filtered +5 V.
26
V
IN
+
27
AV
CC
JAB
28
Jabber network status LED. When in the jabber state, this pin will be low and
the transmitter will be disabled. In the jabber “OK” state this pin will be high.
Active low LED, open collector.
Absolute Maximum Ratings
[1]
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